<!--电子围栏页 GeofenceView.vue-->
<template>
  <div style="height: 6vh;background-color:#fff;padding:10px 20px;">
    <span style="line-height:60px;font-size:20px;">围栏管理</span>
    <el-button type="primary" style="float:right;margin-top:13px;" @click="router.push('/geofenceMap')">新建围栏</el-button>
  </div>
  <!-- 围栏查询卡片 -->
  <el-card style="margin:20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="围栏名称">
        <el-input placeholder="请输入" style="width:220px;" v-model="geoSearchForm.name" @keydown.enter="loadGeo"></el-input>
      </el-form-item>
      <el-form-item label="围栏状态" style="width:290px;">
        <el-select placeholder="请选择" v-model="geoSearchForm.status" @change="loadGeo">
          <el-option v-for="item in geofenceStatus" :label="item.label" :value="item.value"></el-option>
<!--          <el-option label="启用" value="1"/>-->
<!--          <el-option label="禁用" value="0"/>-->
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadGeo">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <!-- 围栏表格数据 -->
  <el-card style="margin:20px;">
    <!-- stripe 斑马纹 -->
    <el-table stripe :data="geoTableData">
      <el-table-column label="编号" prop="id" type="index" align="center" width="100"></el-table-column>
      <el-table-column label="围栏名称" prop="name" align="center"></el-table-column>
      <el-table-column label="围栏坐标点" prop="position" align="center" show-overflow-tooltip="true" width="500"></el-table-column>
      <el-table-column label="创建时间" prop="createTime" align="center"></el-table-column>
      <el-table-column label="围栏状态" align="center">
        <template #default="scope">
          <el-switch inactive-value="0" active-value="1" v-model="scope.row.status" @change="changeStatus(scope.row.id,scope.row.status)"></el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button type="primary" link @click="loadVehicle(scope.row.id)">管理车辆</el-button>
          <el-button type="primary" link @click="deleteGeo(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
  <!-- 已绑定车辆弹窗 -->
  <el-dialog title="已绑定车辆" v-model="bindVehicleDialogVisible" style="padding:40px;">
    <el-button type="primary" style="margin:10px 0;" @click="showUnbindVehicleList">添加绑定车辆</el-button>
    <el-table :data="bindVehicleArr">
      <el-table-column prop="brand" label="车辆品牌" align="center"></el-table-column>
      <el-table-column prop="license" label="车牌号" align="center"></el-table-column>
      <el-table-column prop="type" label="车辆类型" align="center"></el-table-column>
      <el-table-column
          label="操作"
          fixed="right"
          width="200"
          align="center">
        <template #default="scope">
          <el-button link type="primary" @click="removeBindVehicle(scope.row.id)">移除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-dialog>
  <!-- 添加可绑定车辆列表弹窗 -->
  <el-dialog title="可绑定车辆列表" v-model="addBindVehicleDialogVisible" :before-close="handleClose">
    <el-table :data="unbindVehicleArr">
      <el-table-column label="编号" type="index" align="center" width="80px"></el-table-column>
      <el-table-column prop="brand" label="车辆品牌" align="center"></el-table-column>
      <el-table-column prop="license" label="车牌号" align="center"></el-table-column>
      <el-table-column prop="type" label="车辆类型" align="center"></el-table-column>
      <el-table-column prop="status" label="车辆状态" align="center"></el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button link type="primary" @click="bindNewVehicle(scope.row.id)">绑定</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-dialog>
</template>
<script setup>
  import {onMounted, ref} from "vue";
  import qs from "qs";
  import {ElMessage} from "element-plus";
  import axios from "axios";
  import router from "@/router";

  //控制"已绑定车辆弹窗"是否显示
  const bindVehicleDialogVisible = ref(false);
  //控制"可绑定车辆列表"是否显示
  const addBindVehicleDialogVisible = ref(false);

  //定义对象用来保存围栏的搜索条件
  const geoSearchForm = ref({name:'',status:""});
  //定义数组用来保存围栏表格数据
  const geoTableData = ref([]);
  //定义加载围栏的方法
  const loadGeo = ()=>{
    let data = qs.stringify(geoSearchForm.value);
    axios.get(BASE_URL+"/v1/geofence/select?"+data)
         .then((response)=>{
           if(response.data.code == 2000){
             geoTableData.value = response.data.data;
           }else{
             ElMessage.error(response.data.msg);
           }
         })
  };
  const geofenceStatus = ref([]);
  //一进页面就加载geo
  onMounted(()=>{
    loadGeo();
    loadDictOption(geofenceStatus,'general_status');
  })
  //定义重置搜索的方法
  const resetSearch = ()=>{
    // geoSearchForm.value = {} 若后期动态添加属性 会清空说有数据(包括用户看不见的)
    // geoSearchForm.value = {name:'',status:""} 若后期动态添加属性 只清空所写出的属性(用户看的)
    geoSearchForm.value = {};
    loadGeo();
  };
  //定义保存已绑定在围栏上的车辆表格数据
  const bindVehicleArr = ref([]);
  /* 定义全局变量用来保存电子围栏的id 该id是为了给后面解绑车辆时使用 */
  var geoId;
  //定义加载绑定在指定围栏(围栏id)上所有车辆的方法
  const loadVehicle = (geofenceId)=>{
    bindVehicleDialogVisible.value = true;
    geoId = geofenceId;
    axios.get(BASE_URL+"/v1/vehicle/select?geofenceId="+geofenceId)
         .then(response=>{
            if(response.data.code == 2000){
              bindVehicleArr.value = response.data.data;
            }else{
              ElMessage.error(response.data.msg);
            }
    })
  };
  //定义移除绑定在当前围栏上指定车辆的方法 此处的id是车辆id
  const removeBindVehicle = (id)=>{
    axios.post(BASE_URL+"/v1/vehicle/unbind?id="+id)
        .then((response)=>{
          if(response.data.code==2000){
            confirm('请确认是否移除车辆？');
            ElMessage.success('车辆解绑成功！');
            loadVehicle(geoId);
          }else{
            ElMessage.error(response.data.msg);
          }
        })
  }
  //定义数组用来保存所有未绑定围栏的车辆数据
  const unbindVehicleArr = ref([]);
  //
  const showUnbindVehicleList = ()=>{
    addBindVehicleDialogVisible.value = true;
    axios.get(BASE_URL+"/v1/vehicle/select?geofenceBindStatus=0")
         .then((response)=>{
           if(response.data.code == 2000){
             unbindVehicleArr.value = response.data.data;
           }else{
             ElMessage.error(response.data.msg);
           }
         })
  };
  //
  const bindNewVehicle = (id)=>{
    axios.post(BASE_URL+"/v1/vehicle/bind/"+geoId+'/'+id)
         .then((response)=>{
           if(response.data.code == 2000){
             ElMessage.success('绑定成功！');
             //每成功绑定走一辆车，就重新加载所有未绑定围栏的车辆列表
             showUnbindVehicleList();
             // 每绑定一辆车，就重新加载该用户围栏上绑定的车辆，调用次数太多，服务器开销大，不建议
             //loadVehicle(geoId); //可使用:before-close方法(弹窗关闭之前)来解决
           }else {
             ElMessage.error(response.data.msg);
           }
         })
  };
  //定义处理添加绑定车辆弹窗关闭的方法
  const handleClose = ()=>{
    //先加载当前围栏上已绑定的所有车辆数据
    loadVehicle(geoId);
    //再关闭内层弹窗(添加绑定车辆弹窗)
    addBindVehicleDialogVisible.value = false;
  };
  //定义修改围栏状态的方法
  const changeStatus = (id,status)=>{
   //let data = qs.stringify({id:id,status:status});
   // 传参的方式 下来自己去查看
   axios.post(BASE_URL+"/v1/geofence/save?id="+id+"&status="+status)
        .then((response)=>{
          if(response.data.code == 2000){
            ElMessage.success('围栏状态修改成功');
          }else {
            ElMessage.error(response.data.msg);
          }
        })
  }
  //定义删除围栏的方法
  const deleteGeo = (id)=>{
    if(confirm("您确认删除围栏吗?")){
      axios.post(BASE_URL+"/v1/geofence/delete?id="+id)
          .then((response)=>{
            if(response.data.code == 2000){
              ElMessage.success("删除围栏成功");
              loadGeo();
            }else{
              ElMessage.error("请先移除当前围栏上的绑定车辆！");
            }
      })
    }
  }

</script>

<style scoped>

</style>